-
Notifications
You must be signed in to change notification settings - Fork 229
/
_Base.js
1204 lines (1043 loc) · 31.5 KB
/
_Base.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
define(["dojo", "dojo/fx/easing", "../util/oo", "../annotations/BoxShadow",
"../annotations/Angle", "../annotations/Label", "../defaults"],
function(dojo, easing, oo, BoxShadow, Angle, Label, defaults){
/*=====
var StencilArgs = {
// container: [readonly] dojo.gfx.group
// The parent shape that contains all
// shapes used in a Stencil
container:null,
// anchorType: String
// Optionally blank or 'group'. 'group' tells
// an anchor point that it must constrain
// itself to other anchor points.
anchorType:"",
// isText: Boolean
// Whether this is a text object or not
// (either stencil.text or tools.TextBlock)
isText:false,
// shortType: String
// The type of stencil that corresponds with the types and
// constructors used in Drawing.registerTool
shortType:"",
// annotation: Boolean
// A Stencil used within a Stencil. An annotation
// is not selectable or clickable. A Label would
// be one example.
annotation:false,
// subShape: Boolean
// A Stencil used within a Stencil. A subShape
// is clickable. An arrow head would be an example.
subShape:false,
// style: Object
// An instance of the styles and defaults used within
// the Stencil.
style:null,
// util: Object
// Pointer to util.common
util:null,
// mouse: Object
// Pointer to the mouse instance
mouse:null,
// keys: Object
// Pointer to the keys class
keys:null,
// points: StencilPoints
// Points is an array of objects that make up the
// description of a Stencil. The points to a Rect
// that is 100x100 and at x:10 and y:10 would look like:
// [{x:10,y:10}, {x:110, y:10}, {x:110, y:110}, {x:10, y:110}]
// Points go clockwise from the top left. In the case of Paths,
// they would go in the order that the Stencil would be drawn.
// Always when the points Array is set, a data Object is created
// as well. So never set points directly, always use setPoints().
//
// See: setPoints()
points:[],
// data: StencilData
// A data object typically (but not always) resembles the data
// that is used to create the dojox.gfx Shape. The same Rect
// example shown in points above would look like:
// {x:10, y:10, width:100, height:100}
// And an Ellipse with the same coordinates:
// {cx:55, cy:55, rx:50, ry:50}
// The only Stencil that does not support data (at this time)
// is the Path. While x1,x2,x3... culd be used in a data object
// it doesn't provide much benefit.
// Always when a data object is set, a set of points is created
// as well. So never set data directly, always use setData().
//
// See: setData()
data:null,
// marginZero [readonly] Number
// How closely shape can get to y:0 or x:0. Less than zero has
// bugs in VML. This is set with defaults, and should be equal
// to half the size of an anchor point (5 px)
marginZero:0,
// created: [readonly] Boolean
// Whether the Stencil has been rendered for the first time or
// not.
created: false,
// highlighted: [readonly] Boolean
// Whether the Stencil is highlighted or not.
highlighted:false,
// selected: [readonly] Boolean
// Whether the Stencil is selected or not.
selected:false,
// draws: [readonly] Boolean
// Whether the Stencil can draw with a mouse drag or can just
// be created programmtically. If the Stencil comes from the
// stencil package, it should be draw:false. If it comes from
// the tools package it should be draw:true.
draws:false
};
var StencilPoint = {
// summary:
// One point Object in the points Array
// x: Number
// x position of point
// y: Number
// y position of point
};
var ToolsSetup = {
// summary:
// An object attached to a Tool's constructor
// used to inform the toolbar of its information
// and properties.
// description:
// This object is inserted into the *function* of
// a tool (not a stencil). Like: function.ToolsSetup
// It must be attached after constructr creation, so
// this object is found at the bottom of the file.
// name: String
// Fully qualified name of constructor
// tooltip: String
// Text to display on toolbar button hover
// iconClass: String
// CSS class with icon information to attach
// to toolbar button.
};
=====*/
var Base = oo.declare(
function(options){
//console.log("______Base", this.type, options)
// clone style so changes are reflected in future shapes
dojo.mixin(this, options);
this.style = options.style || defaults.copy();
if(options.stencil){
this.stencil = options.stencil;
this.util = options.stencil.util;
this.mouse = options.stencil.mouse;
this.container = options.stencil.container;
this.style = options.stencil.style;
}
// don't use the 'g' on these, it affects
// the global RegExp
var lineTypes = /Line|Vector|Axes|Arrow/;
var textTypes = /Text/;
this.shortType = this.util.abbr(this.type);
this.isText = textTypes.test(this.type);
this.isLine = lineTypes.test(this.type);
this.renderHit = this.style.renderHitLayer;
if(!this.renderHit && this.style.renderHitLines && this.isLine){
this.renderHit = true;
}
if(!this.renderHit && this.style.useSelectedStyle){
this.useSelectedStyle = true;
this.selCopy = dojo.clone(this.style.selected);
for(var nm in this.style.norm){
if(this.style.selected[nm]===undefined){
this.style.selected[nm] = this.style.norm[nm];
}
}
this.textSelected = dojo.clone(this.style.text);
this.textSelected.color = this.style.selected.fill;
}
this.angleSnap = this.style.angleSnap || 1;
this.marginZero = options.marginZero || this.style.anchors.marginZero;
this.id = options.id || this.util.uid(this.type);
this._cons = [];
if(!this.annotation && !this.subShape){
this.util.attr(this.container, "id", this.id);
}
this.connect(this, "onBeforeRender", "preventNegativePos");
this._offX = this.mouse.origin.x;
this._offY = this.mouse.origin.y;
if(this.isText){
this.align = options.align || this.align;
this.valign = options.valign || this.valign;
if(options.data && options.data.makeFit){
var textObj = this.makeFit(options.data.text, options.data.width);
this.textSize = this.style.text.size = textObj.size;
this._lineHeight = textObj.box.h;
}else{
this.textSize = parseInt(this.style.text.size, 10);
this._lineHeight = this.textSize * 1.4;
}
// TODO: thinner text selection
//this.style.hitSelected.width *= 0.5;
// ouch. how verbose. My mixin is weak....
this.deleteEmptyCreate = options.deleteEmptyCreate!==undefined ? options.deleteEmptyCreate : this.style.text.deleteEmptyCreate;
this.deleteEmptyModify = options.deleteEmptyModify!==undefined ? options.deleteEmptyModify : this.style.text.deleteEmptyModify;
}
//this.drawingType
this.attr(options.data);
// make truthy
// add to renders below
// this.baseRender && render()
//if(this.type == "dojox.drawing.tools.TextBlock"){
if(this.noBaseRender){
// TextBlock will handle rendering itself
return;
}
//console.log("BASE OPTS:", options)
if(options.points){
//console.log("__________Base.constr >>>> ", this.type, "points", options.points)
if(options.data && options.data.closePath===false){
this.closePath = false;
}
this.setPoints(options.points);
this.connect(this, "render", this, "onRender", true);
this.baseRender && this.enabled && this.render();
options.label && this.setLabel(options.label);
options.shadow && this.addShadow(options.shadow);
}else if(options.data){
//console.log("___________Base.constr", this.type, "options data", options.data)
options.data.width = options.data.width ? options.data.width : this.style.text.minWidth;
options.data.height = options.data.height ? options.data.height : this._lineHeight;
this.setData(options.data);
this.connect(this, "render", this, "onRender", true);
this.baseRender && this.enabled && this.render(options.data.text);
this.baseRender && options.label && this.setLabel(options.label);
this.baseRender && options.shadow && this.addShadow(options.shadow);
}else if(this.draws){
//console.log("_____________Base.constr", this.type, "draws")
this.points = [];
this.data = {};
this.connectMouse();
this._postRenderCon = dojo.connect(this, "render", this, "_onPostRender");
}
if(this.showAngle){
this.angleLabel = new Angle({stencil:this});
}
if(!this.enabled){
this.disable();
this.moveToBack();
// some things render some don't...
this.render(options.data.text);
}
},
{
// summary:
// The base class used for all Stencils.
// description:
// All stencils extend this base class.
// Most methods and events can be found here.
// type: String
// The type of Stencil this is. Should be overridden
// by extending classes.
// FIXME: should this be declaredClass?
type:"dojox.drawing.stencil",
// minimumSize: Number
// The minimum size allowed for a render. If the size
// is less, the shape is destroyed.
minimumSize:10,
// enabled: [readonly] Boolean
// Whether the Stencil is enabled or not.
enabled:true,
drawingType:"stencil",
//points:[],
setData: function(/*StencilData*/data){
// summary:
// Setter for Stencil data; also converts
// data to points. See individual Stencils
// for specific data properties.
this.data = data;
this.points = this.dataToPoints();
},
setPoints: function(/*StencilPoints*/points){
// summary:
// Setter for Stencil points; also converts
// points to data. See individual Stencils
// for specific points properties.
this.points = points;
// Path doesn't do data
if(this.pointsToData){
this.data = this.pointsToData();
}
},
onDelete: function(/* Stencil */ stencil){
// summary:
// Stub - fires before this is destroyed
console.info("onDelete", this.id);
},
onBeforeRender: function(/*Object*/ stencil){
// summary:
// Stub - Fires before render occurs.
},
onModify: function(/*Object*/stencil){
// summary:
// Stub - fires on change of any property,
// including style properties
},
onChangeData: function(/*Object*/ stencil){
// summary:
// Stub - fires on change of dimensional
// properties or a text change
},
onChangeText: function(value){ // value or 'this' ?
// summary:
// Stub - fires on change of text in a
// TextBlock tool only
},
onRender: function(/*Object*/ stencil){
// summary:
// Stub - Fires on creation.
// Drawing connects to this (once!) to be
// notified of drag completion. But only if it
// was registered as a Tool. Creating Stencil in and of
// itself does not register it.
//
// This should fire
// at the *end* of creation (not during drag)
// FIXME:
// This should probably be onCreate. It should
// only fire once. But the mechanism for determining
// this is more complicated than it sounds.
this._postRenderCon = dojo.connect(this, "render", this, "_onPostRender");
this.created = true;
this.disconnectMouse();
// for Silverlight
if(this.shape){
this.shape.superClass = this;
}else{
this.container.superClass = this;
}
this._setNodeAtts(this);
//console.warn("ONRENDER", this.id, this)
},
onChangeStyle: function(/*Object*/stencil){
// summary:
// Fires when styles of shape has changed
this._isBeingModified = true; // need this to prevent onRender
if(!this.enabled){
this.style.current = this.style.disabled;
this.style.currentText = this.style.textDisabled;
this.style.currentHit = this.style.hitNorm;
}else{
this.style.current = this.style.norm;
this.style.currentHit = this.style.hitNorm;
this.style.currentText = this.style.text;
}
if(this.selected){
if(this.useSelectedStyle){
this.style.current = this.style.selected;
this.style.currentText = this.textSelected;
}
this.style.currentHit = this.style.hitSelected;
}else if(this.highlighted){
//this.style.current = this.style.highlighted;
this.style.currentHit = this.style.hitHighlighted;
//this.style.currentText = this.style.textHighlighted;
}
// NOTE: Can't just change props like setStroke
// because Silverlight throws error
this.render();
},
animate: function(options, create){
console.warn("ANIMATE..........................")
var d = options.d || options.duration || 1000;
var ms = options.ms || 20;
var ease = options.ease || easing.linear;
var steps = options.steps;
var ts = new Date().getTime();
var w = 100;
var cnt = 0;
var isArray = true;
var sp, ep;
if(dojo.isArray(options.start)){
sp = options.start;
ep = options.end;
}else if(dojo.isObject(options.start)){
sp = options.start;
ep = options.end;
isArray = false;
}else{
console.warn("No data provided to animate")
}
var v = setInterval(dojo.hitch(this, function(){
var t = new Date().getTime() - ts;
var p = ease(1-t/d);
if(t > d || cnt++ > 100){
clearInterval(v);
return;
}
if(isArray){
var pnts = [];
dojo.forEach(sp, function(pt, i){
var o = {
x: (ep[i].x-sp[i].x)*p + sp[i].x,
y: (ep[i].y-sp[i].y)*p + sp[i].y
};
pnts.push(o);
});
this.setPoints(pnts);
this.render();
}else{
var o = {};
for(var nm in sp){
o[nm] = (ep[nm] - sp[nm]) * p + sp[nm];
}
this.attr(o);
}
//console.dir(pnts)
//this.attr("height", w);
////console.log("W:", w)
//w += 5;
}), ms);
},
attr: function(/*String|Object*/ key, /*String|Number?*/value){
// summary:
// Changes properties in the style or disabled styles,
// depending on whether the object is enabled.
// Also can be used to change most position and size props.
// NOTE: JUST A SETTER!! TODO!
// WARNING:
// Not doing any Stencil-type checking here. Setting a height
// on a line or an angle on a rectangle will just not render.
// FIXME
// 'width' attr is used for line width. How to change the width of a stencil?
var n = this.enabled?this.style.norm:this.style.disabled;
var t = this.enabled?this.style.text:this.style.textDisabled;
var ts = this.textSelected || {},
o,
nm,
width,
styleWas = dojo.toJson(n),
textWas = dojo.toJson(t);
var coords = {
x:true,
y:true,
r:true,
height:true,
width:true,
radius:true,
angle:true
};
var propChange = false;
if(typeof(key)!="object"){
o = {};
o[key] = value;
}else{
// prevent changing actual data
o = dojo.clone(key);
}
if(o.width){
// using width for size,
// borderWidth should be used
// for line thickness
width = o.width;
delete o.width;
}
for(nm in o){
if(nm in n){ n[nm] = o[nm]; }
if(nm in t){ t[nm] = o[nm]; }
if(nm in ts){ ts[nm] = o[nm]; }
if(nm in coords){
coords[nm] = o[nm];
propChange = true;
if(nm == "radius" && o.angle===undefined){
o.angle = coords.angle = this.getAngle();
}else if(nm == "angle" && o.radius===undefined){
o.radius = coords.radius = this.getRadius();
}
}
if(nm == "text"){
this.setText(o.text);
}
if(nm == "label"){
this.setLabel(o.label);
}
}
if(o.borderWidth!==undefined){
n.width = o.borderWidth;
}
if(this.useSelectedStyle){
// using the original selected style copy as
// a reference map of what props to copy
for(nm in this.style.norm){
if(this.selCopy[nm]===undefined){
this.style.selected[nm] = this.style.norm[nm];
}
}
this.textSelected.color = this.style.selected.color;
}
if(!this.created){
return;
}
// basic transform
if(o.x!==undefined || o.y!==undefined){
var box = this.getBounds(true);
var mx = { dx:0, dy:0 };
for(nm in o){
if(nm=="x" || nm =="y" || nm =="r"){
mx["d"+nm] = o[nm] - box[nm];
}
}
this.transformPoints(mx);
}
var p = this.points;
if(o.angle!==undefined){
this.dataToPoints({
x:this.data.x1,
y:this.data.y1,
angle:o.angle,
radius:o.radius
});
} else if(width!==undefined){
p[1].x = p[2].x = p[0].x + width;
this.pointsToData(p);
}
if(o.height!==undefined && o.angle===undefined){
console.log("Doing P2D-2");
p[2].y = p[3].y = p[0].y + o.height;
this.pointsToData(p);
}
if(o.r!==undefined){
this.data.r = Math.max(0, o.r);
}
//console.dir(this.data);
if(propChange || textWas!=dojo.toJson(t) || styleWas != dojo.toJson(n)){
// to trigger the render
// other events will be called post render
this.onChangeStyle(this);
}
o.width = width;
if(o.cosphi!=undefined){
!this.data? this.data = {cosphi:o.cosphi} : this.data.cosphi = o.cosphi;
this.style.zAxis = o.cosphi!=0 ? true : false;
}
},
exporter: function(){
// summary:
// Exports Stencil data
var type = this.type.substring(this.type.lastIndexOf(".")+1).charAt(0).toLowerCase()
+ this.type.substring(this.type.lastIndexOf(".")+2);
var o = dojo.clone(this.style.norm);
o.borderWidth = o.width;
delete o.width;
if(type=="path"){
o.points = this.points;
}else{
o = dojo.mixin(o, this.data);
}
o.type = type;
if(this.isText){
o.text = this.getText();
o = dojo.mixin(o, this.style.text);
delete o.minWidth;
delete o.deleteEmptyCreate;
delete o.deleteEmptyModify;
}
var lbl = this.getLabel();
if(lbl){
o.label = lbl;
}
return o;
},
// TODO:
// Makes these all called by att()
// Should points and data be?
disable: function(){
// summary:
// Disables Stencil so it is not selectable.
// Changes the color to the disabled style.
this.enabled = false;
this.renderHit = false;
this.onChangeStyle(this);
},
enable: function(){
// summary:
// Enables Stencil so it is not selectable (if
// it was selectable to begin with). Changes the
// color to the current style.
this.enabled = true;
this.renderHit = true;
this.onChangeStyle(this);
},
select: function(){
// summary:
// Called when the Stencil is selected.
// NOTE: Calling this will not select the Stencil
// calling this just sets the style to the 'selected'
// theme. 'manager.Stencil' should be used for selecting
// Stencils.
this.selected = true;
this.onChangeStyle(this);
},
deselect: function(/*Boolean*/useDelay){
// summary:
// Called when the Stencil is deselected.
// NOTE: Calling this will not deselect the Stencil
// calling this just sets the style to the current
// theme. 'manager.Stencil' should be used for selecting
// and deselecting Stencils.
// useDelay: Boolean
// Adds slight delay before the style is set.
// should not have to render here because the deselection
// re-renders after the transform
// but... oh well.
if(useDelay){
setTimeout(dojo.hitch(this, function(){
this.selected = false;
this.onChangeStyle(this);
}),200);
}else{
this.selected = false;
this.onChangeStyle(this);
}
},
_toggleSelected: function(){
if(!this.selected){ return; }
this.deselect();
setTimeout(dojo.hitch(this, "select"), 0);
},
highlight: function(){
// summary:
// Changes style to the highlight theme.
this.highlighted = true;
this.onChangeStyle(this);
},
unhighlight: function(){
// summary:
// Changes style to the current theme.
this.highlighted = false;
this.onChangeStyle(this);
},
moveToFront: function(){
// summary:
// Moves Stencil to the front of all other items
// on the canvas.
this.container && this.container.moveToFront();
},
moveToBack: function(){
// summary:
// Moves Stencil to the back of all other items
// on the canvas.
this.container && this.container.moveToBack();
},
onTransformBegin: function(/* ? manager.Anchor */anchor){
// summary:
// Fired at the start of a transform. This would be
// an anchor drag or a selection.
this._isBeingModified = true;
},
onTransformEnd: function(/* manager.Anchor */anchor){
// summary:
// Called from anchor point up mouse up
this._isBeingModified = false;
this.onModify(this);
},
onTransform: function(/* ? manager.Anchor */anchor){
// summary:
// Called from anchor point mouse drag
// also called from plugins.Pan.checkBounds
if(!this._isBeingModified){
this.onTransformBegin();
}
// this is not needed for anchor moves, but it
// is for stencil move:
this.setPoints(this.points);
this.render();
},
transformPoints: function(mx){
// summary:
// Moves object to a new X Y location
// mx is additive. So mx.dx=1 will move the stencil
// 1 pixel to the right from wherever it was.
// An attempt is made to prevent < 0 errors, but
// this won't work on all shapes (like Axes)
if(!mx.dx && !mx.dy){
// no change
return;
}
var backup = dojo.clone(this.points), abort = false;
dojo.forEach(this.points, function(o){
o.x += mx.dx;
o.y += mx.dy;
if(o.x<this.marginZero || o.y<this.marginZero){
abort = true;
}
});
if(abort){
this.points = backup;
console.error("Attempt to set object '"+this.id+"' to less than zero.");
return;
}
this.onTransform();
this.onTransformEnd();
},
applyTransform: function(mx){
// summary:
// Applies the transform to the stencil
//
// NOTE: PARTIALLY IMPLEMENTED. Only applies x y coords.
this.transformPoints(mx);
},
setTransform: function(/*Object*/mx){
// summary:
// Sets the transform to the stencil
//
// NOTE: PARTIALLY IMPLEMENTED. Only applies x y coords.
this.attr({
x:mx.dx,
y:mx.dy
});
},
getTransform: function(){
// summary:
// Returns the current transform (position) of the Stencil's
// container
return this.selected ? this.container.getParent().getTransform() : {dx:0, dy:0}; // Object
},
addShadow: function(/*Object*/args){
args = args===true ? {} : args;
args.stencil = this;
this.shadow = new BoxShadow(args);
},
removeShadow: function(){
this.shadow.destroy();
},
setLabel: function(/*String*/text){
// summary:
// Creates and sets a label annotation for the Stencil.
// If Stencil contains a labelPosition method, that will
// be used for positioning. Otherwise
// dojox.drawing.util.positioning.label is used.
// text: String
// The text to set as the label.
if(!this._label){
this._label = new Label.Label({
text:text,
util:this.util,
mouse:this.mouse,
stencil:this,
annotation:true,
container:this.container,
labelPosition:this.labelPosition
});
}else if(text!=undefined){
this._label.setLabel(text);
}
},
getLabel: function(){
// summary:
// Get the text of the label.
if(this._label){
return this._label.getText(); // String
}
return null; //null
},
getAngle: function(){
// summary:
// Gets angle of Stencil
// NOTE: Only works for Lines, Arrows, Vectors and Axes
// (works on points, not transforms)
var d = this.pointsToData();
var obj = {
start:{
x:d.x1,
y:d.y1
},
x:d.x2,
y:d.y2
};
var angle = this.util.angle(obj, this.angleSnap);
// converting the angle for display: -180 -> 180, -90 -> 270
angle<0 ? angle = 360 + angle : angle;
return angle;
},
getRadius: function(){
// summary:
// Gets radius (length) of Stencil.
//
// NOTE: Only works for Lines, Arrows and Vectors
// (not for Ellipse, Axes has its own version)
var box = this.getBounds(true);
var line = {start:{x:box.x1, y:box.y1}, x:box.x2, y:box.y2};
return this.util.length(line);
},
getBounds: function(/* ? Boolean*/absolute){
// summary:
// Returns the coordinates of the Stencil. This is often
// different than the data or the points.
//
// NOTE: Won't work for paths or annotations (labels, Axes, arrow tips)
// They should overwrite.
//
// NOTE: Primarily used for checking for if shape is off
// canvas. Therefore Lines could get flipped. Use absolute
// to prevent this.
// absolute: Boolean
// Keeps lines from flipping (see note).
var p = this.points, x1, y1, x2, y2;
if(p.length==2){
if(absolute){
x1 = p[0].x;
y1 = p[0].y;
x2 = p[1].x;
y2 = p[1].y
}else{
x1 = p[0].x < p[1].x ? p[0].x : p[1].x;
y1 = p[0].y < p[1].y ? p[0].y : p[1].y;
x2 = p[0].x < p[1].x ? p[1].x : p[0].x;
y2 = p[0].y < p[1].y ? p[1].y : p[0].y;
}
return {
x1:x1,
y1:y1,
x2:x2,
y2:y2,
x:x1,
y:y1,
w:x2-x1,
h:y2-y1
}; // Object
}else{
return {
x1:p[0].x,
y1:p[0].y,
x2:p[2].x,
y2:p[2].y,
x:p[0].x,
y:p[0].y,
w:p[2].x - p[0].x,
h:p[2].y - p[0].y
}; // Object
}
},
preventNegativePos: function(){
// summary:
// Internal. Prevent item from being drawn/rendered less
// than zero on the X or Y.
// if being modified anchors will prevent less than zero.
if(this._isBeingModified){ return; }
// FIXME: why is this sometimes empty?
if(!this.points || !this.points.length){ return; }
if(this.type=="dojox.drawing.tools.custom.Axes"){
// this scenario moves all points if < 0
var minY = this.marginZero, minX = this.marginZero;
dojo.forEach(this.points, function(p){ minY = Math.min(p.y, minY); });
dojo.forEach(this.points, function(p){ minX = Math.min(p.x, minX); });
if(minY<this.marginZero){
dojo.forEach(this.points, function(p, i){
p.y = p.y + (this.marginZero-minY)
}, this);
}
if(minX<this.marginZero){
dojo.forEach(this.points, function(p){
p.x += (this.marginZero-minX)
}, this);
}
}else{
// this scenario moves just the one point that is < 0
dojo.forEach(this.points, function(p){
p.x = p.x < 0 ? this.marginZero : p.x;
p.y = p.y < 0 ? this.marginZero : p.y;
});
}
this.setPoints(this.points);
},
_onPostRender: function(/*Object*/data){
// summary:
// Drag-create or programmatic create calls onRender
// and afterwards, _onPostRender is called and
// manages further events.
// TODO: can this be onModify? Is that more clear?
//
//console.info("...........post render.....");
if(this._isBeingModified){
this.onModify(this);
this._isBeingModified = false;